Vulnerability CVE-2019-12781
Published: 2019-07-01

Description:
An issue was discovered in Django 1.11 before 1.11.22, 2.1 before 2.1.10, and 2.2 before 2.2.3. An HTTP request is not redirected to HTTPS when the SECURE_PROXY_SSL_HEADER and SECURE_SSL_REDIRECT settings are used, and the proxy connects to Django via HTTPS. In other words, django.http.HttpRequest.scheme has incorrect behavior when a client uses HTTP.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Djangoproject -> Django 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://www.openwall.com/lists/oss-security/2019/07/01/3
http://www.securityfocus.com/bid/109018
https://docs.djangoproject.com/en/dev/releases/security/
https://groups.google.com/forum/#!topic/django-announce/Is4kLY9ZcZQ
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5VXXWIOQGXOB7JCGJ3CVUW673LDHKEYL/
https://seclists.org/bugtraq/2019/Jul/10
https://security.netapp.com/advisory/ntap-20190705-0002/
https://usn.ubuntu.com/4043-1/
https://www.debian.org/security/2019/dsa-4476
https://www.djangoproject.com/weblog/2019/jul/01/security-releases/
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